It’s not about the destination, it’s about the journey.

80% of life's most defining moments take place by age 35.

I don't think about limitations. I just think about possibilities.

煤炭行业是美国能源独立的支柱，已经持续了几代人。

In mathematics, as in life, the most elegant solutions often arise from a deep understanding of the problem.

写作就是活两次。

Change is hard, but it is necessary for progress.

采矿业不仅仅是挖洞，而是释放地球的潜力。